Collers Beach Weather Forecast

    • 8
    • 21

    Sunny

    • 15
    • 27

    Sunny

    • 14
    • 28

    Sunny

    • 19
    • 22

    Shower or two

    • 13
    • 17

    Cloudy

    • 14
    • 21

    Partly cloudy

    • 13
    • 21

    Partly cloudy

Today 18 Sep South Coast

Mostly sunny. Patches of frost in the south in the early morning. Light winds becoming northeast to southeasterly 15 to 20 km/h in the early afternoon then tending west to northwesterly in the evening. Overnight temperatures falling to between 2 and 6 with daytime temperatures reaching the low to mid 20s.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
West to northwesterly below 10 knots tending northwest to northeasterly 10 to 15 knots in the middle of the day then tending west to northwesterly in the late evening. Winds reaching up to 20 knots offshore south of Port Kembla in the late evening.
Seas
Below 1 metre.
1st Swell
Southerly 2 metres.
Weather
Sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Collers Beach Temperature Statistics View More

September Temperature

Ulladulla (2km)

  • Lowest 16 September, 2026

    6.9 °C

  • Average September

    16 °C

  • Highest 2 September, 2026

    27.3 °C

Climate (2021–2026)

Ulladulla (2km)

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  • Average Low 2021–2026

    13.9 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    20.9 °C
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